diff --git a/ISCamRecorder/MainForm.cs b/ISCamRecorder/MainForm.cs
index 3bea1df..56ce675 100644
--- a/ISCamRecorder/MainForm.cs
+++ b/ISCamRecorder/MainForm.cs
@@ -180,6 +180,7 @@
                 BtnSetProperty.Enabled = true;
                 BtnNextSubject.Enabled = true;
                 BtnPrevSubject.Enabled = true;
+                BtnSetting.Enabled = true;
                 TxtSubjectName.ReadOnly = false;
                 TxtCounter.ReadOnly = false;
                 break;
@@ -192,6 +193,7 @@
                 BtnSetProperty.Enabled = true;
                 BtnNextSubject.Enabled = true;
                 BtnPrevSubject.Enabled = true;
+                BtnSetting.Enabled = true;
                 TxtSubjectName.ReadOnly = false;
                 TxtCounter.ReadOnly = false;
                 break;
@@ -204,6 +206,7 @@
                 BtnSetProperty.Enabled = false;
                 BtnNextSubject.Enabled = false;
                 BtnPrevSubject.Enabled = false;
+                BtnSetting.Enabled = false;
                 TxtSubjectName.ReadOnly = true;
                 TxtCounter.ReadOnly = true;
                 break;
@@ -216,6 +219,7 @@
                 BtnSetProperty.Enabled = false;
                 BtnNextSubject.Enabled = false;
                 BtnPrevSubject.Enabled = false;
+                BtnSetting.Enabled = false;
                 TxtSubjectName.ReadOnly = true;
                 TxtCounter.ReadOnly = true;
                 break;